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How Do I Calculate Odds Ratio? [Solved]

Odds and odds ratio The odds ratio is calculated by dividing the odds of the first group by the odds in the second group. In the case of the worked example, it is the ratio of the odds of lung cancer in smokers divided by the odds of lung cancer in non-smokers: (647/622)/(2/27)=14.04.

How to calculate an odds ratio

odds ratios

Relative Risk & Odds Ratios

Estimating Relative Risk

NCCMT - URE - Odds Ratios

Knowing how to interpret an